M4andCursor
6b6c13c933
Reduce idle CPU (cheap PollUI, binary cache, logbuf cap, DOM fingerprint), speed ping/AWG HostPort, CopyBuffer pool; ship arm64 build and update notes. Co-authored-by: Cursor <cursoragent@cursor.com>
30 lines
559 B
Go
30 lines
559 B
Go
package logbuf
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import (
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"strings"
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"sync"
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"testing"
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)
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func TestBufferConcurrentWriteAndCap(t *testing.T) {
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b := New(64)
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var wg sync.WaitGroup
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for i := 0; i < 8; i++ {
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wg.Add(1)
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go func() {
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defer wg.Done()
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for j := 0; j < 40; j++ {
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_, _ = b.Write([]byte("abcdefghij"))
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}
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}()
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}
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wg.Wait()
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if b.Len() > 64+40 { // allow truncate marker overhead
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t.Fatalf("len=%d exceeds soft cap", b.Len())
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}
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s := b.String()
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if !strings.Contains(s, "abcdefghij") && !strings.Contains(s, "truncated") {
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t.Fatalf("unexpected content %q", s)
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}
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}
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